From 2db90bfe4b174570424c408f04000902411d8755 Mon Sep 17 00:00:00 2001 From: Joshua Baer Date: Mon, 12 Apr 2021 21:51:55 +0200 Subject: update to current state of book --- buch/chapters/60-gruppen/images/phasenraum.tex | 186 ++++++++++++------------- 1 file changed, 93 insertions(+), 93 deletions(-) (limited to 'buch/chapters/60-gruppen/images/phasenraum.tex') diff --git a/buch/chapters/60-gruppen/images/phasenraum.tex b/buch/chapters/60-gruppen/images/phasenraum.tex index 2bccc27..2305b26 100644 --- a/buch/chapters/60-gruppen/images/phasenraum.tex +++ b/buch/chapters/60-gruppen/images/phasenraum.tex @@ -1,93 +1,93 @@ -% -% phasenraum.tex -- -% -% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule -% -\documentclass[tikz]{standalone} -\usepackage{amsmath} -\usepackage{times} -\usepackage{txfonts} -\usepackage{pgfplots} -\usepackage{csvsimple} -\usetikzlibrary{arrows,intersections,math} -\begin{document} -\def\skala{1} -\begin{tikzpicture}[>=latex,thick,scale=\skala] - -\def\m{1} -\def\K{0.444} - -\pgfmathparse{sqrt(\K/\m)} -\xdef\o{\pgfmathresult} - -\def\punkt#1#2{ ({#2*cos(#1)},{\o*#2*sin(#1)}) } - -\foreach \r in {0.5,1,...,6}{ - \draw plot[domain=0:359,samples=360] - ({\r*cos(\x)},{\o*\r*sin(\x)}) -- cycle; -} - -\def\tangente#1#2{ - \pgfmathparse{#2/\m} - \xdef\u{\pgfmathresult} - - \pgfmathparse{-#1*\K} - \xdef\v{\pgfmathresult} - - \pgfmathparse{sqrt(\u*\u+\v*\v)} - \xdef\l{\pgfmathresult} - - \fill[color=blue] (#1,#2) circle[radius=0.03]; - \draw[color=blue,line width=0.5pt] - ({#1-0.2*\u/\l},{#2-0.2*\v/\l}) - -- - ({#1+0.2*\u/\l},{#2+0.2*\v/\l}); -} - -\foreach \x in {-6.25,-5.75,...,6.3}{ - \foreach \y in {-4.25,-3.75,...,4.3}{ - \tangente{\x}{\y} - } -} - -%\foreach \x in {0.5,1,...,5.5,6}{ -% \tangente{\x}{0} -% \tangente{-\x}{0} -% \foreach \y in {0.5,1,...,4}{ -% \tangente{\x}{\y} -% \tangente{-\x}{\y} -% \tangente{\x}{-\y} -% \tangente{-\x}{-\y} -% } -%} -%\foreach \y in {0.5,1,...,4}{ -% \tangente{0}{\y} -% \tangente{0}{-\y} -%} - -\fill[color=white,opacity=0.7] \punkt{60}{4} rectangle \punkt{59}{5.8}; -\fill[color=white,opacity=0.7] \punkt{0}{4} rectangle \punkt{18}{4.9}; - -\draw[->,color=red,line width=1.4pt] - plot[domain=0:60,samples=360] - ({4*cos(\x)},{\o*4*sin(\x)}); - -\draw[->] (-6.5,0) -- (6.7,0) coordinate[label={$x$}]; -\draw[->] (0,-4.5) -- (0,4.7) coordinate[label={right:$p$}]; - -\fill[color=red] \punkt{60}{4} circle[radius=0.08]; -\node[color=red] at \punkt{60}{4} [above right] - {$\begin{pmatrix}x(t)\\p(t)\end{pmatrix}$}; - -\fill[color=red] \punkt{0}{4} circle[radius=0.08]; -\node[color=red] at \punkt{0}{4} [above right] - {$\begin{pmatrix}x_0\\0\end{pmatrix}$}; - -\fill[color=white] (4,0) circle[radius=0.05]; -\node at (3.9,0) [below right] {$x_0$}; -\fill (0,{\o*4}) circle[radius=0.05]; -\node at (0.1,{\o*4+0.05}) [below left] {$\omega x_0$}; - -\end{tikzpicture} -\end{document} - +% +% phasenraum.tex -- +% +% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule +% +\documentclass[tikz]{standalone} +\usepackage{amsmath} +\usepackage{times} +\usepackage{txfonts} +\usepackage{pgfplots} +\usepackage{csvsimple} +\usetikzlibrary{arrows,intersections,math} +\begin{document} +\def\skala{1} +\begin{tikzpicture}[>=latex,thick,scale=\skala] + +\def\m{1} +\def\K{0.444} + +\pgfmathparse{sqrt(\K/\m)} +\xdef\o{\pgfmathresult} + +\def\punkt#1#2{ ({#2*cos(#1)},{\o*#2*sin(#1)}) } + +\foreach \r in {0.5,1,...,6}{ + \draw plot[domain=0:359,samples=360] + ({\r*cos(\x)},{\o*\r*sin(\x)}) -- cycle; +} + +\def\tangente#1#2{ + \pgfmathparse{#2/\m} + \xdef\u{\pgfmathresult} + + \pgfmathparse{-#1*\K} + \xdef\v{\pgfmathresult} + + \pgfmathparse{sqrt(\u*\u+\v*\v)} + \xdef\l{\pgfmathresult} + + \fill[color=blue] (#1,#2) circle[radius=0.03]; + \draw[color=blue,line width=0.5pt] + ({#1-0.2*\u/\l},{#2-0.2*\v/\l}) + -- + ({#1+0.2*\u/\l},{#2+0.2*\v/\l}); +} + +\foreach \x in {-6.25,-5.75,...,6.3}{ + \foreach \y in {-4.25,-3.75,...,4.3}{ + \tangente{\x}{\y} + } +} + +%\foreach \x in {0.5,1,...,5.5,6}{ +% \tangente{\x}{0} +% \tangente{-\x}{0} +% \foreach \y in {0.5,1,...,4}{ +% \tangente{\x}{\y} +% \tangente{-\x}{\y} +% \tangente{\x}{-\y} +% \tangente{-\x}{-\y} +% } +%} +%\foreach \y in {0.5,1,...,4}{ +% \tangente{0}{\y} +% \tangente{0}{-\y} +%} + +\fill[color=white,opacity=0.7] \punkt{60}{4} rectangle \punkt{59}{5.8}; +\fill[color=white,opacity=0.7] \punkt{0}{4} rectangle \punkt{18}{4.9}; + +\draw[->,color=red,line width=1.4pt] + plot[domain=0:60,samples=360] + ({4*cos(\x)},{\o*4*sin(\x)}); + +\draw[->] (-6.5,0) -- (6.7,0) coordinate[label={$x$}]; +\draw[->] (0,-4.5) -- (0,4.7) coordinate[label={right:$p$}]; + +\fill[color=red] \punkt{60}{4} circle[radius=0.08]; +\node[color=red] at \punkt{60}{4} [above right] + {$\begin{pmatrix}x(t)\\p(t)\end{pmatrix}$}; + +\fill[color=red] \punkt{0}{4} circle[radius=0.08]; +\node[color=red] at \punkt{0}{4} [above right] + {$\begin{pmatrix}x_0\\0\end{pmatrix}$}; + +\fill[color=white] (4,0) circle[radius=0.05]; +\node at (3.9,0) [below right] {$x_0$}; +\fill (0,{\o*4}) circle[radius=0.05]; +\node at (0.1,{\o*4+0.05}) [below left] {$\omega x_0$}; + +\end{tikzpicture} +\end{document} + -- cgit v1.2.1